Table list used by SAP ABAP Function Module TZON_GET_USER_TIMEZONE (TZON_GET_USER_TIMEZONE)
SAP ABAP Function Module TZON_GET_USER_TIMEZONE (TZON_GET_USER_TIMEZONE) is using
# Object Type Object Name Object Description Note
     
1 Table  TTZCU Customizing time zones
2 Table  USR01 User master record (runtime data) SOURCE REFERENCE(IF_USERNAME) LIKE USR01-BNAME
3 Table  USR02 Logon Data (Kernel-Side Use)